.activity-container.svelte-8xpbkf{height:100%;display:flex;flex-direction:column;align-items:center;padding:1.5rem;background:linear-gradient(135deg,#fef3c7,#fde68a);overflow-y:auto;gap:1.25rem}.header.svelte-8xpbkf{text-align:center}.title.svelte-8xpbkf{font-size:2.5rem;font-weight:900;color:#92400e;margin:0}.subtitle.svelte-8xpbkf{font-size:1.125rem;color:#b45309;margin:.25rem 0 0}.remaining.svelte-8xpbkf{font-size:1rem;color:#78716c;margin:.5rem 0 0;font-weight:600}.box-grid.svelte-8xpbkf{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;width:100%;max-width:500px}.mystery-box.svelte-8xpbkf{aspect-ratio:1;border-radius:1rem;border:4px solid #92400e;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;font-family:inherit}.mystery-box.closed.svelte-8xpbkf{background:linear-gradient(145deg,#d97706,#b45309);box-shadow:0 8px #78350f}.mystery-box.closed.svelte-8xpbkf:hover{transform:translateY(-4px);box-shadow:0 12px #78350f}.mystery-box.closed.svelte-8xpbkf:active{transform:translateY(4px);box-shadow:0 4px #78350f}.mystery-box.revealed.svelte-8xpbkf{background:#fff;cursor:default;box-shadow:0 4px #d1d5db}.mystery-box.svelte-8xpbkf:disabled{cursor:default}.box-mystery.svelte-8xpbkf{display:flex;flex-direction:column;align-items:center;color:#fff}.box-number.svelte-8xpbkf{font-size:.875rem;font-weight:700;opacity:.8}.question-mark.svelte-8xpbkf{font-size:3rem;font-weight:900}.box-content.svelte-8xpbkf{display:flex;flex-direction:column;align-items:center;gap:.25rem}.item-word.svelte-8xpbkf{font-size:1.25rem;font-weight:800;color:#1f2937}.item-cn.svelte-8xpbkf{font-size:.875rem;color:#6b7280}.tap-instruction.svelte-8xpbkf{color:#78716c;font-size:1rem;margin:0}.selection-mode.svelte-8xpbkf{display:flex;flex-direction:column;align-items:center;gap:1.5rem;text-align:center}.selected-box.svelte-8xpbkf{background:linear-gradient(145deg,#d97706,#b45309);border:6px solid #92400e;border-radius:2rem;padding:3rem 4rem;color:#fff;display:flex;flex-direction:column;align-items:center;box-shadow:0 12px #78350f;animation:svelte-8xpbkf-pulse 1.5s infinite}@keyframes svelte-8xpbkf-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.mystery-icon.svelte-8xpbkf{font-size:6rem;font-weight:900}.instruction.svelte-8xpbkf{font-size:1.5rem;font-weight:700;color:#92400e;margin:0;max-width:400px}.complete-section.svelte-8xpbkf{text-align:center;width:100%;max-width:500px}.complete-title.svelte-8xpbkf{font-size:1.75rem;font-weight:800;color:#22c55e;margin:0 0 1rem}.revealed-grid.svelte-8xpbkf{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1.5rem}.revealed-item.svelte-8xpbkf{background:#fff;border:2px solid #e5e7eb;border-radius:.75rem;padding:1rem .5rem;display:flex;flex-direction:column;align-items:center}.action-buttons.svelte-8xpbkf{display:flex;gap:1rem;justify-content:center}